Answer Posted / g.shanmugam

Battery back up time=Battery current at full load/Battery Ah

How you calculate the repturing capacity of a HRC fuse

2612

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During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP

1867

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If one lamp connects between two phases it will glow or not?

1087

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what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.

1977

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What is FTA card? How it works?

2227

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how we sesign the transformer give some specifion regarding design of transformers

1912

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HOE WE CAN IMPROOVE BY USE OF CAPACITOR

1958

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Is it possible to connect a safety device in to parallel?

2139

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IN dc capacitive reactance is??

1386

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what is the criteria for selection of conductor used for ehv ac electrical dischrge

2075

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how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

2565

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am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

1855

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how make megger test for control cable like 12c x 1.5mm and what it apply voltage and test timing details.

2197

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solar energy light efficiency & disadvantages?

2108

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for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance

1943

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